<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="Robots" contect="noindex,follow">
<script type="text/javascript">
function showHint(str){
	var xmlhttp;
	if(str.length==0){
		document.getElementById("txtHint").innerHTML="";
		return;
	}
	if(window.XMLHttpRequest){// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp=new XMLHttpRequest();
	}else{// code for IE6, IE5
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	
	xmlhttp.onreadystatechange=function(){
		if (xmlhttp.readyState==4 && xmlhttp.status==200){
			document.getElementById("txtHint").innerHTML=xmlhttp.responseText;
		}
	}
	xmlhttp.open("GET","./gethint.php?q="+str,true);
	xmlhttp.send();
}
</script>
</head>
<body>

<h3>请在下面的输入框中键入字母（A - Z）：</h3>
<form action=""> 
姓氏：<input type="text" id="txt1" onkeyup="showHint(this.value)" />
</form>
<p>建议：<span id="txtHint"></span></p> 

</body>
</html>
